2570D and 2670D Wheel Feller Buncher Power Train Caterpillar

Axle Housing - Disassemble

Usage:

Disassembly Procedure

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Table 1
Required Tools
Tool	Part Number	Part Description	Qty
A	439-3941	Link Bracket	2
B	1P-2420	Transmission Repair Stand	1
	FT-0957	Adapter Group	4
	FT-0996	Positioning Group	4
C	1P-2420	Transmission Repair Stand	1
D	439-3939	Link Bracket	3
E	120-9877	Spanner Wrench	1
E	6V-7820	Torque Multiplier	1
F	150-1782	Crossblock	1
	3H-0470	Screw	1
	3H-0466	Nut	1
	3H-0468	Puller Plate	2
	9U-7692	Threaded Rod	2

Start By:

Remove the axle.

Note: Remove the axle support if equipped.

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Illustration 1	g00975723
Fixed Axle

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Illustration 2	g01277407
Oscillating Axle

Attach Tooling (A) and a suitable lifting device to axle (3). The weight of axle (3) is approximately 1360 kg (3000 lb).
Install axle (3) onto Tooling (B).
Remove bolts (2).
Remove axle housing (1). The weight of axle housing (1) is approximately 500 kg (1100 lb).
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Illustration 3 g00975725
Attach Tooling (A) and a suitable lifting device to the opposite end of axle housing (1).
Reposition axle housing (1) on Tooling (C).
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Illustration 4 g00975727

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Illustration 5 g00975728
Attach Tooling (D) and a suitable lifting device to planetary carrier (6). The weight of planetary carrier (6) is approximately 80 kg (175 lb).
Remove retaining ring (4) from axle shaft (5).
Remove planetary carrier (6) from the axle housing.
Note: Planetary carrier (6) must be disassembled to remove retaining ring (4) from planetary carrier (6).
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Illustration 6 g00975729
Push spring pin (8) into planetary shaft (9).
Remove planetary shaft (9), two thrust washers (10), and planetary gear (11) from planetary carrier (6).
Remove bearing (12) from planetary gear (11).
Remove spring pin (8) from planetary shaft (9).
Remove spring pin (7) from spring pin (8).
Repeat Steps 10 through 14 for the removal of the other two planetary gears.
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Illustration 7 g00975732
Use Tooling (E) to remove bearing nut (13).
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Illustration 8 g01274263
Attach Tooling (A) and a suitable lifting device to axle housing (1). The weight of axle housing (1) is approximately 205 kg (450 lb). Put slight lifting tension on axle housing (1).
Note: Bearing cone (14) which is located under bearing nut (13) will be removed at the same time as axle housing (1).
Install Tooling (F) to axle housing (1). Use the center stud to push the axle shaft and bearing cone (14) from axle housing (1). Make sure that upward pressure is constantly applied.
Remove axle housing (1) and bearing cone (14) from the axle shaft.
Remove bearing cone (14) from axle housing (1).
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Illustration 9 g01274267
Remove bearing cup (15) from axle housing (1).
Note: Planetary ring gear (17) will be destroyed during removal.
Remove ring gear (17) from axle housing (1). Use a torch to cut ring gear (17) in two pieces that are directly across from each other. Cut ring gear (17) at the position of locating dowels (16). For an alternate method, make three welds that are equally spaced around the circumference of ring gear (17). This will cause ring gear (17) to shrink.
Remove dowels (16).
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Illustration 10 g01274269
Remove Duo-Cone seal (18) and bearing cup (19) from the opposite end of axle housing (1).
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Illustration 11 g01274270
Remove Duo-Cone seal (21) and bearing cone (20) from the axle shaft.